- (Gansu) 6.868 km (4.268 mi) 2013 2 G30 Lianyungang–Khorgas
Expressway Quchiwan Tunnel China (Hubei) 6.833 km (4.246 mi) 2021 2 Baokang-Shennongjia Expressway...
- G30 Lianyungang–Khorgas
Expressway left tube: 6,848m,
right tube: 6,868m
Quchiwan Tunnel (曲尺湾隧道)
Hubei 6.833 km (4.246 mi) 2021 2x2 Baokang-Shennongjia Expressway...